Finding the Fourth Proportional to 292,025.18, 438,041.28 and 114,615.74
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Solution
The fourth proportional to 292,025.18, 438,041.28 and 114,615.74 is: 171,924.99
Step by Step Solution
- Step 1: Write the proportion equation
292,025.18 : 438,041.28 = 114,615.74 : x - Step 2: Convert to fraction form
292,025.18/438,041.28 = 114,615.74/x - Step 3: Cross multiply
292,025.18x = 438,041.28 × 114,615.74 - Step 4: Simplify right side
292,025.18x = 50,206,425,457.75 - Step 5: Solve for x
x = 50,206,425,457.75/292,025.18 - Step 6: Final answer
x = 171,924.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.